Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Net Sales	$ 1,316.2	$ 1,083.4	$ 3,728.3	$ 3,094.0
Utility Solutions
Disaggregation of Revenue [Line Items]
Net Sales	774.5	601.8	2,154.8	1,722.8
Utility Solutions | United States
Disaggregation of Revenue [Line Items]
Net Sales	732.1	571.5	2,040.5	1,633.2
Utility Solutions | International
Disaggregation of Revenue [Line Items]
Net Sales	42.4	30.3	114.3	89.6
Utility Solutions | Utility T&D Components
Disaggregation of Revenue [Line Items]
Net Sales	602.3	435.3	1,650.3	1,231.5
Utility Solutions | Utility Communications and Controls
Disaggregation of Revenue [Line Items]
Net Sales	172.2	166.5	504.5	491.3
Electrical Solutions
Disaggregation of Revenue [Line Items]
Net Sales	541.7	481.6	1,573.5	1,371.2
Electrical Solutions | United States
Disaggregation of Revenue [Line Items]
Net Sales	477.5	419.4	1,379.3	1,182.7
Electrical Solutions | International
Disaggregation of Revenue [Line Items]
Net Sales	64.2	62.2	194.2	188.5
Electrical Solutions | Electrical Products
Disaggregation of Revenue [Line Items]
Net Sales	231.7	213.8	694.2	592.0
Electrical Solutions | Connection and Bonding
Disaggregation of Revenue [Line Items]
Net Sales	156.5	137.0	456.9	388.5
Electrical Solutions | Industrial Controls
Disaggregation of Revenue [Line Items]
Net Sales	95.4	64.7	245.1	187.9
Electrical Solutions | Retail and Builder
Disaggregation of Revenue [Line Items]
Net Sales	$ 58.1	$ 66.1	$ 177.3	$ 202.8